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2009年四级考试词汇大练兵(5)

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1.The board of the company has decided to ________ its operations to include all aspects of the clothing business.
  A) multiply
  B) lengthen
  C) expand
  D) stretch

2.His business was very successful, but it was at the ________ of his family life.
  A) consumption
  B) credit
  C) exhaustion
  D) expense

3.First published in 1927, the charts remain an ________ source for researchers.
  A) identical
  B) indispensable
  C) intelligent
  D) inevitable

4.Joe is not good at sports, but when it ________ mathematics, he is the best in the class.
  A) comes to
  B) comes up to
  C) comes on to
  D) comes around to

5.Doctors warned against chewing tobacco as a ________ for smoking.
  A) relief
  B) revival
  C) substitute
  D) succession

重点单词   查看全部解释    
substitute ['sʌbstitju:t]

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n. 代替者,代用品
vt. 用 ... 代替

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source [sɔ:s]

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n. 发源地,来源,原始资料

 
expand [iks'pænd]

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v. 增加,详述,扩展,使 ... 膨胀,
v

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lengthen ['leŋθən]

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v. 加长,延长

 
identical [ai'dentikəl]

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adj. 相同的,同一的

 
multiply ['mʌltiplai]

想一想再看

vt. 乘,增加
vi. 扩大,繁衍,做乘法<

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credit ['kredit]

想一想再看

n. 信用,荣誉,贷款,学分,赞扬,赊欠,贷方

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replace [ri(:)'pleis]

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vt. 取代,更换,将物品放回原处

 
stretch [stretʃ]

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n. 伸展,张开
adj. 可伸缩的

 
inevitable [in'evitəbl]

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adj. 不可避免的,必然(发生)的

 

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